Sina Weibo IPO may not add up

Investors hoping to cash in on red-hot tech valuations with the possible listing of the Sina Weibo microblog should be wary of buying into investment banker math, says Breakingviews' John Foley.

http://www.wgrz.com/video/3252922899001/1/Sina-Weibo-IPO-may-not-add-uphttp://cdn.newslook.com/71/711b1f20df78c5e1da913f0c1a60a6b6/images/frame_ext.jpgSina Weibo IPO may not add upInvestors hoping to cash in on red-hot tech valuations with the possible listing of the Sina Weibo microblog should be wary of buying into investment banker math, says Breakingviews' John Foley.twitterFinanceTARA JOSEPHReutersnewslookjohn FoleyFacebookChina02:20